Drug Interactions between Cogentin and lumateperone

Grapefruit and grapefruit juice may increase the blood levels of lumateperone. In some cases, this may increase the risk of side effects such as drowsiness, abnormal muscle movements, seizures, high blood sugar, diabetes, high cholesterol, weight gain, low white blood cell count, difficulty swallowing, and heat-related disorders such as heat intolerance or heat stroke. You may also be more likely to experience side effects associated with low blood pressure such as dizziness. You should avoid the consumption of grapefruit and grapefruit juice during treatment with lumateperone. Be sure to take the medication with food. Talk to your doctor if you have any questions or concerns. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Ask your doctor before using benztropine together with ethanol (alcohol). Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking benztropine. You should be warned not to exceed recommended dosages and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.